# from requests import get
# ret = get('http://127.0.0.1:5000/user/checktass')
# import grcode

# class A(object):
#     def __exit__(self, exc_type, exc_val, exc_tb):
#         print(1)
#
#     def __enter__(self):
#         print('来了老弟')
#
# with A() as a:
#     print(2)

# img = grcode.make('')
# with open('test.png') as f:
#     img.save()




